You got your first when your parents decided you were responsible enough to get your own set of keys. You may have bought one with hopes to one day put a dream car key on it. Or you put one in a little box to drum up anticipation for a gift of a house or car to a loved one.

Given that our keys are so important and get so much use, a fly little trinket would complement their everyday wear and tear. Besides, that extra little jingle from our keys just makes us happier when we use them. Here are a few we're feeling.